Blue Flame EWB-30 Fully Automatic Water Boiler User Manual
- October 30, 2023
- Blue Flame
Table of Contents
Blue Flame EWB-30 Fully Automatic Water Boiler
Specification
Structure
The structure of a Fully Automatic Water Boiler includes:
Stainless steel finishing, stainless steel water tank, thermostat, water level
indicator, stainless steel ball valve, branded heater, and water faucet.
Accessories
Installation Procedure
Positioning
The water boiler must be placed on a flat and even surface. An uneven surface
can affect the water leveling and in turn, the performance of the boiler.
Wall- mounted unit is available in EwB-30, and must be affixed to a brick or
concert wall. All other models must be sitting on a solid surface.
- Water boiler stands with or without towel warmers are optional.
Wall Mounted Method
Using the s/s bracket provided, mark the necessary drilling holes on the wall.
After drilling, affix the 6mm anchor bolts to the wall and affix the provided
bracket. Hang up the boiler by using the equipped hanger and affixed bracket.
- Make sure that the anchor bolts are securely fastened to the brick wall.
Water Supply Connection
A water connection of ф15mm (B.S.) in a thread is provided at both sides of
the water boiler. Standard accessories are affixed on the left-hand side of
the unit when ex-factory. For your own convenience and site situation, you may
relocate the complete set of the floating valve from left to right.
- Remember to install a water boiler with a water supply valve and access connector.
- For easy repairing and cleaning, do not weld or solder the water supply pipe to the unit.
- In the area of hard water supply, it is highly recommended to connect to the water soften line.
Electrical Connection
A four-cord PVC cable is provided. You may connect the socket according to
local electrical requirements. Make sure that the earth wire must be
connected.
Start-up Procedure
- Open the water supply valve and fill up the water boiler. Once the water boiler is fully filled, the valve with close automatically.
- Check the water level indicator (Maintenance Diagram – Symbol 6) and see if it is about 25mm from the top of the glass tube. This should be the factory’s pre-adjusted water level.
- Check and see if the electrical supply is properly connected. You may now switch the water boiler on.
- The red light is on and starts heating. A rise in temperature as indicated by the thermometer
- Once the water temperature reaches 94 C-98C, the green light will lite-up, then the water can be served.
Operation Guidelines and Maintenance
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The water boiler may overflow if the float valve is malfunctioning or when the water level needs adjustment.
- Check the float ball. It may have cracked or been filled with water. In this case, change the float ball.
- Check the rubber stopper of the stop valve. If there is a wear and tear sign, replace a new one.
- The water level may be adjusted by bending the float ball spindle slightly, as indicated in the drawing below.
-
If the red light is on, but there is no increase in temperature within fifteen minutes intervals, check whether the electrical wiring or the heating element has burnt out or not.
- To replace the heating element: Turn off the unit first and unscrew Inspection the Cover at the right-hand side of the unit.
REMEMBER TO TURN OFF THE POWER SUPPLY AND DRAIN ALL WATER FROM THE UNIT BEFORE UNSCREWING THE HEATER CLAMP.
Excess water can be removed by tilting the water boiler slightly.
- To replace the heating element: Turn off the unit first and unscrew Inspection the Cover at the right-hand side of the unit.
-
Before you replace the Heating Element, make sure that the O-ring (Maintenance Diagram – Symbol 14A) is in good condition. Tighten all clamps before refilling with water.
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Make sure that there are no signs of leakage before switching the unit on.
MAINTENANCE
- Clean the water container once every month.
- Check the water level once every month.
- Replace the float valve rubber stopper once every year.
- Check the thermostat and heater once six months.
- Replace the thermostat once every two years.
- Repairs and maintenance should only be done by qualified electricians.
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